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Individual Calculations April 2009 |
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| Ahlers, Eric Total change: 43.25 | |   |
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| Deutsche Amateurmeisterschaft C | Hamburg-Bergedorf | GER | 2009-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1840 | 1810 | 3.00 | 3 | 1.63 | 25 | 40.75 | |
|  Tscherepanov, Leon | | | 1811 | GER | 1.00 | 1 | 0.50 | 25 | 12.50 | | | Neitzel, Mirko | | | 1815 | GER | 1.00 | 1 | 0.51 | 25 | 12.75 | |  Reinke, Martin | | | 1895 | GER | 1.00 | 1 | 0.62 | 25 | 15.50 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Deutsche Amateurmeisterschaft C | Koeln-Bruehl | GER | 2009-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 1810 | 1.00 | 2 | 0.10 | 25 | 2.50 | |
| | Alvarez, Luis | | | 1863 | GER | 1.00 | 1 | 0.57 | 25 | 14.25 | | | Sorgen, Harald | | | 1830 | GER | 0.00 | 1 | -0.47 | 25 | -11.75 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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